2051248390

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{193}}^1\times {\mathrm{619}}^1$

素因数の和:937

約数の個数: 64

約数和(自身を含む): 3975013440

約数和(自身を除く): 1923765050

約数列:

[1, 2, 5, 10, 17, 34, 85, 101, 170, 193, 202, 386, 505, 619, 965, 1010, 1238, 1717, 1930, 3095, 3281, 3434, 6190, 6562, 8585, 10523, 16405, 17170, 19493, 21046, 32810, 38986, 52615, 62519, 97465, 105230, 119467, 125038, 194930, 238934, 312595, 331381, 597335, 625190, 662762, 1062823, 1194670, 1656905, 2030939, 2125646, 3313810, 4061878, 5314115, 10154695, 10628230, 12066167, 20309390, 24132334, 60330835, 120661670, 205124839, 410249678, 1025624195, 2051248390]

約数ペア:

[(1, 2051248390), (2, 1025624195), (5, 410249678), (10, 205124839), (17, 120661670), (34, 60330835), (85, 24132334), (101, 20309390), (170, 12066167), (193, 10628230), (202, 10154695), (386, 5314115), (505, 4061878), (619, 3313810), (965, 2125646), (1010, 2030939), (1238, 1656905), (1717, 1194670), (1930, 1062823), (3095, 662762), (3281, 625190), (3434, 597335), (6190, 331381), (6562, 312595), (8585, 238934), (10523, 194930), (16405, 125038), (17170, 119467), (19493, 105230), (21046, 97465), (32810, 62519), (38986, 52615)]